Title:
Preparation of refractory products
United States Patent 2741822
Inventors:
Udy, Marvin J.
Publication Date:
04/17/1956
Other Classes:
501/108, 501/127, 228/121, 501/133, 428/702, 264/DIG.063, 65/17.500, 428/698, 228/198
International Classes:
C04B35/65; C04B35/66